CN219209272U - Sewage pretreatment all-in-one - Google Patents

Abstract

The utility model relates to the technical field of sewage pretreatment, in particular to a sewage pretreatment integrated machine, which comprises a pretreatment box, wherein a rough filtering mechanism is arranged on the upper part of the inner wall of the pretreatment box, the rough filtering mechanism comprises a filter screen and a connecting rod, and a plurality of groups of filter screens are sequentially connected with the inner wall of the pretreatment box in a sliding manner from top to bottom; a guide hopper is arranged below the coarse filtration mechanism; the below of guide hopper is provided with thin straining device, thin straining device includes the filter vat, two sets of separating section of thick bamboo is with filter vat internal partition for first cavity, quartz sand filter chamber and active carbon filter chamber, the filter vat top is through bolt demountable installation has the bung, the bung middle part is provided with the hopper that connects that corresponds with first cavity, connect the hopper and guide hopper bottom delivery port corresponding, even the seat is inside to be through bolt demountable installation has the bull stick, the bull stick rotates and connects the preprocessing bottom of the case end and the bull stick passes through the motor drive that sets up outside the preprocessing bottom of the case end. The pretreatment method has the advantages of remarkable pretreatment effect, convenient cleaning and convenience for use.

Description

Sewage pretreatment all-in-one

Technical Field

The utility model relates to the technical field of sewage pretreatment, in particular to a sewage pretreatment integrated machine.

Background

The sewage contains a great deal of impurities (such as suspended particles and silt) and if the sewage directly flows into sewage treatment equipment, the sewage can be damaged. Usually, the sewage needs to be pretreated before being subjected to microbial purification treatment, and the main purpose of the sewage pretreatment is to remove impurities and sediment.

The Chinese patent with the publication number of CN113828037A discloses sewage pretreatment equipment, which comprises a water conveying pipe, a filtering tank, a baffle plate, a water collecting tank, a filtering grating plate and an on-off component.

However, the above disclosed solution has the following disadvantages: the sewage enters into the filtering cavity through the water outlet under the action of self gravity, the filtering speed is low, and the filtering grating plate is easily blocked by particles in the sewage, so that the filtering effect is poor, the cleaning is inconvenient, and the use is inconvenient.

Disclosure of Invention

The utility model aims to solve the problems in the background technology and provides a sewage pretreatment integrated machine.

The technical scheme of the utility model is as follows: the sewage pretreatment integrated machine comprises a pretreatment box, wherein a box cover is detachably arranged at the top end of the pretreatment box, a sewage inlet pipe is arranged on one side of the box cover, a rough filtering mechanism is arranged on the upper part of the inner wall of the pretreatment box, the rough filtering mechanism comprises a filter screen and a connecting rod, the filter screen is provided with a plurality of groups, the filter screens of the groups are sequentially connected with the inner wall of the pretreatment box in a sliding manner from top to bottom, the edges of the filter screens of the groups are connected through the connecting rod, and the edges of the filter screen of the group close to the box cover are connected with the edges of the bottom end of the box cover through the connecting rod;

a guide hopper is arranged below the coarse filtration mechanism, wherein the bottom end edge of the lowermost group of filter screens in the coarse filtration mechanism is abutted against the top end edge of the guide hopper through a connecting rod, and two groups of limiting seats which are in abutting connection with the edge of the guide hopper are symmetrically arranged on the inner wall of the pretreatment tank;

the below of guide hopper is provided with thin straining device, thin straining device includes the filter vat, the filter vat is inside to have set gradually two sets of separating drums from inside to outside, a plurality of drainage holes have all been seted up on separating drum and the filter vat, two sets of separating drums divide into first cavity with filter vat internal partition, quartz sand filter chamber and active carbon filter chamber, the filter vat top has the bung through bolt demountable installation, the bung middle part is provided with the material receiving hopper that corresponds with first cavity, material receiving hopper corresponds with guide hopper bottom delivery port, even seat is installed to the filter vat bottom, even seat inside has the bull stick through bolt demountable installation, the bull stick rotates and connects the pretreatment tank bottom end and the bull stick passes through the motor drive of setting outside the pretreatment tank bottom end.

Preferably, the top ends of the box cover and the pretreatment box are respectively provided with an ear seat, and all the ear seats are connected through bolts.

Preferably, the box cover is further provided with an anti-blocking mechanism, the anti-blocking mechanism comprises a rotating shaft, the rotating shaft is rotationally connected to the middle of the box cover, the rotating shaft is driven by a motor arranged at the top end of the box cover, the rotating shaft is rotationally connected with the filter screen, a plurality of groups of cleaning brushes are sequentially arranged on the side wall of the rotating shaft from top to bottom, and the cleaning brushes are in contact with the corresponding filter screen.

Preferably, a cleaning rake is arranged on the side wall of the rotating shaft and symmetrically arranged with the cleaning brush, and the cleaning rake is contacted with the corresponding filter screen.

Preferably, at least three groups of filter screens are arranged in the rough filtering mechanism, and the three groups of filter screens are gradually reduced from top to bottom.

Preferably, the bottom end of the barrel cover is provided with a sealing gasket, and the sealing gasket corresponds to the first cavity, the quartz sand filter cavity and the active carbon filter cavity respectively.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: the utility model can filter the large particle impurity and floccule in the sewage step by the rough filtering mechanism; the anti-blocking mechanism can be used for poking and cleaning the impurities filtered out of each group of filter screens in the rough filtering mechanism, so that the blocking of the filter holes is avoided, and the filtration is disturbed; the suspended matters of small particle impurities in the sewage can be filtered through the fine filtering mechanism, and meanwhile, part of organic matters and peculiar smell can be removed, so that the pretreatment effect is further improved; the coarse filter mechanism and the fine filter mechanism are convenient to install and detach, and bring convenience to use.

Drawings

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the straining mechanism of the present utility model;

FIG. 3 is a perspective view of the straining mechanism of the present utility model;

fig. 4 is a schematic structural diagram of the fine filter mechanism of the present utility model.

Reference numerals: 1. a pretreatment box; 101. a limit seat; 2. a case cover; 3. a rotating shaft; 301. a cleaning brush; 302. a cleaning rake; 303. a filter screen; 304. a connecting rod; 4. a guide hopper; 5. a filter vat; 501. a barrel cover; 502. a receiving hopper; 503. a first cavity; 504. a quartz sand filter chamber; 505. an activated carbon filter chamber; 506. a connecting seat; 6. and (5) rotating the rod.

Detailed Description

Example 1

As shown in fig. 1 to 3, the sewage pretreatment integrated machine provided by the utility model comprises a pretreatment box 1, wherein a box cover 2 is detachably arranged at the top end of the pretreatment box 1, ear seats are arranged at the top ends of the box cover 2 and the pretreatment box 1, and all groups of ear seats are connected through bolts; a sewage inlet pipe is arranged on one side of the box cover 2, water is conveniently fed, a rough filtering mechanism is arranged on the upper part of the inner wall of the pretreatment box 1, the rough filtering mechanism comprises a filter screen 303 and a connecting rod 304, the filter screen 303 is provided with a plurality of groups, the filter screens 303 of the groups are sequentially connected with the inner wall of the pretreatment box 1 in a sliding manner from top to bottom, the edges of the filter screens 303 of the groups are connected through the connecting rod 304, and the edges of the top ends of the filter screens 303 of the groups close to the box cover 2 are connected with the edges of the bottom ends of the box cover 2 through the connecting rod 304; the filter screen 303 in the coarse filtration mechanism is at least provided with three groups, and the three groups of filter screens 303 are gradually reduced from top to bottom; the sewage is convenient to be filtered step by step;

as shown in fig. 1 to 3, a guide hopper 4 is arranged below the coarse filtration mechanism, wherein the bottom end edge of a group of filter screens 303 at the lowest part in the coarse filtration mechanism is abutted to the top end edge of the guide hopper 4 through a connecting rod 304, and two groups of limiting seats 101 which are in abutting connection with the edge of the guide hopper 4 are symmetrically arranged on the inner wall of the pretreatment tank 1;

as shown in fig. 1 and 4, a fine filtering mechanism is arranged below the guide hopper 4, the fine filtering mechanism comprises a filter vat 5, two groups of separation barrels are sequentially arranged inside the filter vat 5 from inside to outside, a plurality of water filtering holes are formed in the separation barrels and the filter vat 5, the two groups of separation barrels divide the inside of the filter vat 5 into a first cavity 503, a quartz sand filter cavity 504 and an activated carbon filter cavity 505, a barrel cover 501 is detachably arranged at the top end of the filter vat 5 through bolts, and sealing gaskets are arranged at the bottom end of the barrel cover 501 and correspond to the first cavity 503, the quartz sand filter cavity 504 and the activated carbon filter cavity 505 respectively; the middle part of bung 501 is provided with and connects hopper 502 corresponding with first cavity 503, connects hopper 502 and guide hopper 4 bottom delivery port corresponding, and even seat 506 is installed to filter vat 5 bottom, even seat 506 inside is through bolt demountable installation bull stick 6, bull stick 6 rotate and connect pretreatment case 1 bottom and bull stick 6 is through setting up at the outside motor drive of pretreatment case 1 bottom.

In this embodiment, sewage is introduced from the inlet on the tank cover 2, firstly filtered by three groups of filter screens 303, large-particle impurity floccules in the sewage can be filtered step by step, then the sewage is introduced into the receiving hopper 502 from the guide hopper 4, the motor is started by the controller to drive the rotating rod 6 to rotate, the sewage enters the first cavity 503 from the receiving hopper 502, and under the action of centrifugal force, the filter barrel 5 is driven by the rotating rod 6 to rotate at a high speed, so that the sewage can be accelerated to enter the quartz sand filter cavity 504 from the first cavity 503 to be filtered to remove suspended matters and small-particle impurities in the sewage, then enter the activated carbon filter cavity 505 to be filtered to remove part of organic matters and peculiar smell, finally, the sewage after pretreatment is discharged from the water filtering holes on the side wall of the filter vat 5 and falls into the bottom end inside the pretreatment tank 1, and can be discharged through the water discharging valve, pretreatment can be completed, after pretreatment is completed, bolts between the tank cover 2 and the pretreatment tank 1 are taken down, the tank cover 2 can be lifted upwards, the groups of filter screens 303 can be lifted out through the groups of connecting rods 304, cleaning is convenient, meanwhile, the guide hoppers 4 can be taken out from the limiting seats 101, the sealing door body at the front end of the pretreatment tank 1 is opened, the connecting seats 506 and the rotating rods 6 can be detached, then the tank cover 501 and the filter vat 5 are detached, and the filter materials inside the pretreatment tank 1 can be replaced.

Example two

As shown in fig. 1 to 3, in the integrated sewage pretreatment machine provided by the utility model, compared with the first embodiment, the anti-blocking mechanism is further arranged on the box cover 2, the anti-blocking mechanism comprises a rotating shaft 3, the rotating shaft 3 is rotatably connected to the middle part of the box cover 2, the rotating shaft 3 is driven by a motor arranged at the top end of the box cover 2, the rotating shaft 3 is rotatably connected with a filter screen 303, a plurality of groups of cleaning brushes 301 are sequentially arranged on the side wall of the rotating shaft 3 from top to bottom, and the cleaning brushes 301 are contacted with the corresponding filter screen 303; a cleaning rake 302 is arranged on the side wall of the rotating shaft 3 and symmetrically arranged with the cleaning brush 301, and the cleaning rake 302 is contacted with a corresponding filter screen 303.

In this embodiment, through motor drive pivot 3 rotation, drive brush cleaner 301 and clean harrow 302 and clear up corresponding filter screen 303, clean the harrow 302 and can scrape large granule impurity, the floccule that filter out on the filter screen 303, brush cleaner 301 can further clear up the filtration pore on the filter screen 303, avoids the filtration pore to be blockked up by impurity and disturbs the filter effect.

Working principle: large-particle impurities and floccules in the sewage can be filtered step by a coarse filtration mechanism; impurities filtered out of each group of filter screens 303 in the rough filtering mechanism can be removed through the anti-blocking mechanism, so that the blocking of filter holes is avoided, and the interference of the filtering is avoided; the suspended matters of small and medium particle impurities in the sewage can be filtered through the fine filtering mechanism, and meanwhile, part of organic matters and peculiar smell can be removed, so that the filtering effect is further improved; the coarse filter mechanism and the fine filter mechanism are convenient to install and detach, and bring convenience to use.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (6)

1. The utility model provides a sewage pretreatment all-in-one, a serial communication port, including pretreatment tank (1), pretreatment tank (1) top demountable installation has case lid (2), one side is provided with sewage income pipe on case lid (2), pretreatment tank (1) inner wall upper portion is provided with the straining device, straining device includes filter screen (303) and connecting rod (304), filter screen (303) are provided with a plurality of groups, a plurality of groups of filter screen (303) are from top to bottom sliding connection pretreatment tank (1) inner wall in proper order, a plurality of groups of filter screen (303) edge are connected through connecting rod (304), wherein be close to case lid (2) a set of filter screen (303) top edge is connected with case lid (2) bottom edge through connecting rod (304);

a guide hopper (4) is arranged below the coarse filtration mechanism, wherein the bottom end edge of a group of filter screens (303) at the lowest part in the coarse filtration mechanism is abutted to the top end edge of the guide hopper (4) through a connecting rod (304), and two groups of limit seats (101) which are in abutting connection with the edge of the guide hopper (4) are symmetrically arranged on the inner wall of the pretreatment box (1);

the below of guide hopper (4) is provided with thin straining device, thin straining device includes filter vat (5), filter vat (5) inside has set gradually two sets of separating tubes from inside to outside, a plurality of drainage holes have all been seted up on separating tube and filter vat (5), two sets of separating tubes are with filter vat (5) internal partition for first cavity (503), quartz sand filter chamber (504) and active carbon filter chamber (505), filter vat (5) top is through bolt demountable installation bung (501), bung (501) middle part is provided with and first cavity (503) corresponding connects hopper (502), connect hopper (502) and guide hopper (4) bottom delivery port corresponding, even seat (506) are installed to filter vat (5) bottom, even seat (506) inside is through bolt demountable installation bull stick (6), bull stick (6) rotate and are connected pretreatment case (1) bottom and bull stick (6) are through setting up at the outside motor drive of pretreatment case (1) bottom.

2. The integrated sewage pretreatment machine according to claim 1, wherein ear seats are arranged at the top ends of the box cover (2) and the pretreatment box (1), and the ear seats of each group are connected through bolts.

3. The integrated sewage pretreatment machine according to claim 1, wherein the anti-blocking mechanism is further arranged on the box cover (2), the anti-blocking mechanism comprises a rotating shaft (3), the rotating shaft (3) is rotationally connected to the middle of the box cover (2), the rotating shaft (3) is driven by a motor arranged at the top end of the box cover (2), the rotating shaft (3) is rotationally connected with the filter screen (303), a plurality of groups of cleaning brushes (301) are sequentially arranged on the side wall of the rotating shaft (3) from top to bottom, and the cleaning brushes (301) are in contact with the corresponding filter screen (303).

4. A sewage pretreatment integrated machine according to claim 3, characterized in that a cleaning rake (302) is mounted on the side wall of the rotating shaft (3) and at a symmetrical position with the cleaning brush (301), and the cleaning rake (302) is in contact with the corresponding filter screen (303).

5. The integrated sewage pretreatment machine according to claim 1, wherein the filter screen (303) in the rough filtration mechanism is provided with at least three groups, and the three groups of filter screens (303) are gradually reduced from top to bottom.

6. The integrated sewage pretreatment machine according to claim 1, wherein a sealing gasket is arranged at the bottom end of the barrel cover (501), and corresponds to the first cavity (503), the quartz sand filter cavity (504) and the activated carbon filter cavity (505) respectively.

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